medium Set 58 Form Exercise

Input: 1 → [×2 + 1] → ?

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Answer: 3

SubType
find-output
Rule
×2 + 1
Input
1
Output
3
Difficulty
medium

Input: 6 → [+2] → ?

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Answer: 8

SubType
find-output
Rule
+2
Input
6
Output
8
Difficulty
medium

? → [×2 + 3] → 13

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Answer: 5

SubType
find-input
Rule
×2 + 3
Input
5
Output
13
Difficulty
medium

Input: 10 → [?] → 28, what is the rule?

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Answer: +4 ×2

SubType
find-rule
Rule
+4 ×2
Input
10
Output
28
Difficulty
medium

? → [×3 - 2] → 1

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Answer: 1

SubType
find-input
Rule
×3 - 2
Input
1
Output
1
Difficulty
medium

Input: 5 → [×2] → ?

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Answer: 10

SubType
find-output
Rule
×2
Input
5
Output
10
Difficulty
medium

Input: 4 → [?] → 20, what is the rule?

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Answer: ×5

SubType
find-rule
Rule
×5
Input
4
Output
20
Difficulty
medium

Input: 6 → [?] → 30, what is the rule?

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Answer: ×5

SubType
find-rule
Rule
×5
Input
6
Output
30
Difficulty
medium